Is CVE-2026-43892 in the CISA KEV catalog?

No. CVE-2026-43892 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2026-43892?

CVE-2026-43892 has a CVSS v3 base score of 8.8 (HIGH).

What is the EPSS score for CVE-2026-43892?

CVE-2026-43892 has an EPSS score of 0.26% (17th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2026-43892

HIGH

8.8

CVSS v3

NVD

Description

AntSword is a cross-platform website management toolkit. Prior to 2.1.16, incomplete noxss() sanitization leads to 1-click RCE via jquery.terminal format code injection. This vulnerability is fixed in 2.1.16.

CWE-79Cross-Site Scripting (XSS)CWE-94Code Injection CWE-1188

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Exploit Intelligence

0.26%probability of exploitation in 30 days

17thpercentile

Low risk: more likely to be exploited than 17% of all known CVEs.

References

https://github.com/AntSwordProject/antSword/security/advisories/GHSA-c63g-p4cp-r45x

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-13.